<html xmlns="http://www.w3.org/1999/xhtml" xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
<head>
<script type="text/javascript">

function boom()
{
  var v = document.getElementById("v");
  document.body.removeChild(document.body.firstChild);
  v.innerHTML = "f";
}

</script>
</head>
<body onload="boom();"><xul:box><div id="v"/></xul:box></body>
</html>
